ecological degradation的用法和樣例：
例句
- The emergence of various ecological degradations is the best talking example.
北京與周邊出現種種的生態(tài)退化問(wèn)題，是最明顯的例證。 - He said the hydro-electric project has caused conflicts over land shortages and environmental degradation caused by irrational development.
他說(shuō)，叁峽水電站工程導致了土地缺乏的沖突矛盾和不合理開(kāi)發(fā)造成的生態(tài)退化。
